How to Locate Repair Parts - TM-11-5820-880-20P0004

TM 11-5820-880-20P

design and characteristics of the item by means of its

Code

engineering drawings, specifications, standards, and in-

DYC

TD-1288/GRC

spection requirements to identify an item or range of

TD-1289(V)1/GRC

DYD

items.

DYE

TD-1289(V)2/GRC

TD-1289(V)3/GRC

DYF

5. How to Locate Repair Parts

NOTE

When a stock number item is requisitioned,

a. When National stock number or part number is

the repair part received may have a different

unknown.

part number than the part being replaced.

(1) First. Using the table of contents, determine

Description. Indicates the Federal item name and,

the functional group within which the item belongs.

if required, a minimum description to identify the item.

This is necessary since illustrations are prepared for

g. Unit of Measure (U/M). Indicates the standard

functional groups and listings are divided into the same

of the basic quantity of the listed item as used in per-

groups.

(2) Second. Find the illustration covering the

forming the actual maintenance function. This measure

functional group to which the item belongs.

is expressed by a two-character alphabetical abbrevia-

(3) Third. Identify the item on the illustration and

tion (e.g., ea, in, pr, etc). When the unit of measure dif-

note the illustration figure and item number of the item.

fers from the unit of issue, the lowest unit of issue that

(4) Fourth. Using the Repair Parts Listing, find

will satisfy the required units of measure will be requisi-

the figure and item number noted on the illustration.

b. When National stock number or part number is

tioned.

known.

h. Quantity Incorporated in Unit. Indicates the

(1) First. Using the Index of National Stock

quantity of the item used in the breakout shown on the

Numbers and Part Numbers, find the pertinent Na-

illustration figure, which is prepared for a functional

tional stock number or part number. This index is in

group, subfunctional group, or an assembly. A "V" ap-

NIIN sequence followed by a list of part numbers in

pearing in this column in lieu of a quantity indicates that

alphameric sequence, cross-referenced to the illustration

no specific quantity is applicable, (e.g., shims, spacers,

figure number and item number.

etc).

(2) Second. After finding the figure and item

number, locate the figure and item number in the repair

4. Special Information

parts list.

Usable on codes are shown in the description column.

6. Abbreviations

Uncoded items are applicable to all models. Identifica-

Not applicable.

tion of the usable on codes used in this publication are:

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